THE NAUTILUS. 141 
341c. PyRAMIDULA STRIGOSA BINNEYI (Hemph.). Box Elder 
Co., Utah. Forms cooperi, multicostata, castanea, albofasciata and 
buttoni Hemph., same locality. Form gouldi Hemph., banks of 
Bear River, north of Brigham City, Utah. 
341d. PyRaMIDULA sTRIGOSA (Gld.) typical. Spokane, Wash- 
ington. Var. parma Hemphill is a synonym. 
341e. PyRAMIDULA STRIGOSA JUGALIS (Hemph.). Salmon 
River, Idaho. Form interswm Hemph., same locality. 
341f. PyRAMIDULA STRIGOSA SUBCARINATA (Hemph.). Rath- 
drum, Idaho. Includes forms swbearinata, bicolor, lactea and picta 
Hemph. 
341g. PYRAMIDULA STRIGOSA COOPERI (W.G.B.). Colorado, 
ete. Form globulosa Ckll., Summit Co.., trifasciata Ckll., Mesa Co., 
confluens Ckll., Custer, Garfield and Mesa Cos., e/evata Ckll., Delta 
Co., major Ckll., Mesa Co., minor Ckll. near Egeria, Routt Co., all 
Colorado. 
341h. PYRAMIDULA STRIGOSA IOWENSIS Pils. Loess at Iowa 
City, Iowa (extinct). 
341i. PYRAMIDULA STRIGOSA CONCENTRATA Dall. Summits of 
the Hachita Grande and Huachuca Mts., New Mexico and Ari- 
zona. 
341}. PYRAMIDULA STRIGOSA HAYDENI (Gabb). Utah. Form 
hemphilli Newe., Arizona, Nevada, Idaho, Utah and Colorado; 
form gabbiana Hemph., Near Salt Lake City ; form b:wneri Ancey 
(oquirrhensis Hemph.), Oquirrh Mts., Utah; form hybrida Hemph., 
near Logan, Utah. 
Subgenus Gonyodiscus Fitz. 
342. PYRAMIDULA PERSPECTIVA (Say). Minnesota to Texas, 
east to the Atlantic, but wanting from the Middle States east of the 
Alleghenies, and from New England, Canada. 
343. PyRAMIDULA BRYANTI (Harper). Mitchell Co., N. C. 
344. PYRAMIDULA STRIATELLA (Anth.). Ontario to Winnepeg, 
Manitoba, Montana and Vancouver Id., south to New Mexico and 
Arizona. Kern River region, Cal. 
344a, PYRAMIDULA STRIATELLA CATSKILLENSIS Pils, Tanners- 
ville valley, Catskill Mts. 
344b. PyYRAMIDULA STRIATELLA CRONKHITEI (Newe.). Klamath 
valley, Oregon. Nevada and California. 
